Convert IST to EST — Time Difference Between India Standard Time and Eastern Standard Time
Drag the slider or click the time display to type a specific hour and instantly convert IST to EST — Eastern Standard Time is 10:30 hours behind India Standard Time. Scroll down to browse the full IST to EST conversion table, check what time 9 AM, 10 AM, 11 AM, or 12 PM in Colombo is in Panama City, and use the date picker to compare times on any day for accurate scheduling.
IST
India Standard Time
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EST
Eastern Standard Time
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IST to EST Time Zone Difference — Hour-by-Hour Conversion Table
Scan each row to find what time any hour in Colombo is in Panama City — tap the arrows to jump between days, click "Today" to reset, and use the color-coded bands to quickly spot overlapping work hours, early mornings, and late nights at a glance.
| IST (Colombo) | EST (Panama City) |
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How to Convert IST to EST
Drag the slider on the IST timeline to pick your time — the EST time updates instantly. You can also click the time display to type a specific hour or pick one from the 15-minute interval dropdown, and use the date picker to check a different day.
What Is the Time Difference Between IST and EST?
Eastern Standard Time (EST) is 10:30 hours behind India Standard Time (IST). To convert, subtract 10:30 hours — for example, 9:00 AM IST is 10:30 PM (previous day) EST.
What Time Is It Now in Colombo?
What Time Is It Now in Panama City?
IST to EST Quick Reference
IST to EST Meeting Planner
Use the color-coded table above to find overlapping work hours between Colombo and Panama City. Amber rows mark daytime hours — pick a slot that falls in amber on both sides for a meeting that works for everyone.
Why Trust This IST to EST Converter?
Timezoney uses the IANA Time Zone Database — the same source that powers your phone and computer — so every conversion handles daylight saving transitions and half-hour offsets automatically.
India Standard Time
- Abbreviation
- IST
- UTC Offset
- UTC+5:30
- City
- Colombo
- Country
- Sri Lanka
Eastern Standard Time
- Abbreviation
- EST
- UTC Offset
- UTC-5:00
- City
- Panama City
- Country
- Panama